Car coupling



Jupe' 17, A.*AMRHE IN. I

CAR COUPLING Filed O'ci. 18, 1928 2 Sheets-Sheet 1 INVEA/Tofi, O

June 17, 1930. A. AMRHEJN 1,764,594

CAR COUPLING Filed Oct. 18, 1928' 2 Sh eets -S hee t 2 INVE/V 70f @OWWADAM AMRHEIN, F MUNICH,

- Patented June 17 ,l1930 CAR COUPLING I Application filed October 18,1928, Serial No The present invention refers to a coupling for cars,especially rallway cars, andvcomprises a tug-iron or hook, a tong-likegripper and a linked connection between the 1 tugiron and gripper,adapted to keep the grip per closed by" the weight of the hook.

The accompanying drawings show" one. {form of thecouphng according tothe pres-;

"ent lnvention.

Fig. 1 being a side-view withhori'zontal tug-lron,

Fig. 2 a plan-view of Fig. 1, and

Fig.3 a side-view with the gripper closed.

The tug-iron 3 is mounted on and can turn about a horizontal axle'2,connected to the underframe l of the car. A link bar is hinged at point4 to the tug-iron 3; the free end of link bar 5 isconnected byjoint to alever 7 fixed on an axle 6. Swinging levers 8 are'rigidly connectedtoboth ends of theaxle 6, said levers being connected .16 carried by aroller can glide to and: f'fro. Y r

togetherby airod 9. To each lever 8 is I connected a bar 10, 'eachbar 10being pivoted to a gripper shank 12 swinging about the axles '11. I. V Lp a To the lever 7 rails 14 are connected by bearing pieces '13, onwhichrails a'weigh-t The axles ll of the gripper shanks 12 are iadjustable in bore holes 17' and the pivots of the bars 10,,in boreholes 18, sothat the "length of the grippercan be altered accord; ingtofthe length of the buffers; Also, the; pivot of the joint 4 of the"link bar 5 is carried in aslot19 of theJtug-iron; This makes itpossible to swing the. 'tug-iron upwards without influencingthegrippen-The head 20 of the tug-iron3 can swing about an axle 21, sothat the tug-iron has a certain amount j of play witlrreferenceto' thegripper when,

the bars 10 (Figs 1 and 2).

. 313,235, and in Germany November 7, 1927.

hen uncoupled (Fig.8)"the tug-iron 3 GERMANY, ASSIG-NOR orbits-HALF TOEDIVIARD GLAYNZ, or MimmmeEnM NY I I x occupies a downwardly slantingposition,

lever 8, which is connected to lever? by the axle6,-presses the'connectingrods 10 forwards in thedirection of the arrow 23, there- Ibyj-keeping the gripper shanks12 closed (Fig 2 in dotted lines); The'weight 16 r r o I to the tug-iron 3, so that almost the whole weightpresses liponlthe tug-iron 3.

is now' at the right end of the rail 14:, near To open the gripperl2,lever 8 is swung into the ositionj' shown in Fi 1 raisinmthe tug iron toahorizontal position and opening-the gripper shanks 12 by means of Therail 14 is hereby inclined downwards from right 10 left, so that theweight 16' lides as en-- i as possible to the left,- in which positionit maintains the tug-iron in the horizontal position.

pressing through its own weight and by I means of the bar 5 on the lever77, so that the p The new "conplinghas the advantagethat the engagementis automatic when two cars 1 are pushed together. At thefsame time, thecoupling is of verysimple construction and very reliable in action.

Gripper and tag ironcan, when coupled, follow the movement 1 of thebnfierspthat is to say, move sideways with referenceito each: other,without endan' VVhatI claim is:" ,1

p a p ,7 gering the reliability of the engagement. g .1

In a car couplingatug-1ron,agr1pper,'a

linked connection between, them,-. a I guide rail; and a runningweight'on the same, adapted to press onlylslightly on the tug-iron whenengaged, but heavily whendisengaged, y I v y In testimonywhereotIhereunto afiix my I r:L ADAMAMRHEiNQ i ig ature.

passingthrough-curves andthe like; The two-lateral shanks'of' thetug-iron 3 carry' rollers 22, which'facilitate' the engagement 7 --lever"8,- by either exerting a pull on the 1 v connecting rod 9 or a pressureon the exten-J v and disengagement ofsaid tug-iron with th g v fgripperof thenext car;

" The couplingals operated by means ofthef sions 8 of the levers'8. n p

i n, A

